Christobal Martinez Rodriguez, 22, allegedly attacked a Bexar County detention officer with a pen, according to the Bexar County Sheriff's Office.

Christobal Martinez Rodriguez, 22, allegedly attacked a Bexar County detention officer with a pen, according to the Bexar County Sheriff's Office.

Photo: Bexar County Sheriff's Office

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Officials with the Texas Department of Criminal Justice have seized more than 1,400 makeshift weapons from Texas inmates in 2014. In 2013, officials seized more than 1,700.
Scroll through for a glimpse at some of the weapons inmates have tried to hide. less

Officials with the Texas Department of Criminal Justice have seized more than 1,400 makeshift weapons from Texas inmates in 2014. In 2013, officials seized more than 1,700.
Scroll through for a glimpse at ... more

Photo: Jason Clark, Courtesy Of Texas Department Of Criminal Justice

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Officials with the Texas Department of Criminal Justice have seized more than 1,400 makeshift weapons from Texas inmates in 2014. In 2013, officials seized more than 1,700.

Officials with the Texas Department of Criminal Justice have seized more than 1,400 makeshift weapons from Texas inmates in 2014. In 2013, officials seized more than 1,700.

Photo: Jason Clark, Courtesy Of Texas Department Of Criminal Justice

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Search team members recently found these sharpened pieces of metal hidden inside the door of a death row cell at the Polunsky Unit in Livingston.

Search team members recently found these sharpened pieces of metal hidden inside the door of a death row cell at the Polunsky Unit in Livingston.